<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <title>重命名一个文件或目录</title>
 </head>
 <body class="docs"><div id="layout">
  <div id="layout-content"><div id="function.rename" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">rename</h1>
  <p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">rename</span> &mdash; <span class="dc-title">重命名一个文件或目录</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.rename-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>rename</strong></span>
    ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$oldname</code></span>
   , <span class="methodparam"><span class="type">string</span> <code class="parameter">$newname</code></span>
   [, <span class="methodparam"><span class="type">resource</span> <code class="parameter">$context</code></span>
  ] ) : <span class="type">bool</span></div>

  <p class="para rdfs-comment">
   尝试把 <code class="parameter">oldname</code> 重命名为
   <code class="parameter">newname</code>。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.rename-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">oldname</code></dt>

     <dd>

      <p class="para">
      </p>
      <blockquote class="note"><p><strong class="note">Note</strong>: 
       <p class="para">
        用于 <code class="parameter">oldname</code> 中的封装协议<em class="emphasis">必须</em>和用于
    <code class="parameter">newname</code> 中的相匹配。
       </p>
      </p></blockquote>
     </dd>

    
    
     <dt>
<code class="parameter">newname</code></dt>

     <dd>

      <p class="para">
       新的名字。
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">context</code></dt>

     <dd>

      <blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">在 PHP 5.0.0
中增加了对上下文（Context）的支持。有关<em>上下文（Context）</em>的说明参见
<a href="book.stream.html" class="xref">Streams</a>。</span></p></blockquote>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.rename-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.rename-changelog">
  <h3 class="title">更新日志</h3>
  <p class="para">
   <table class="doctable informaltable">
    
     <thead>
      <tr>
       <th>版本</th>
       <th>说明</th>
      </tr>

     </thead>

     <tbody class="tbody">
      <tr>
       <td>5.3.1</td>
       <td>
        可以在 Windows 上跨驱动器 <span class="function"><strong>rename()</strong></span> 文件。
       </td>
      </tr>

      <tr>
       <td>5.0.0</td>
       <td>
        <span class="function"><strong>rename()</strong></span>
    也可用于<em class="emphasis">某些</em>
    URL 封装协议。参见<a href="wrappers.html" class="xref">支持的协议和封装协议</a>
    的列表看看 <span class="function"><strong>rename()</strong></span> 支持哪些 URL 封装协议。
       </td>
      </tr>

      <tr>
       <td>4.3.3</td>
       <td>
        在有适当权限的时候 <span class="function"><strong>rename()</strong></span> 已经能够在基于
    *nix 的系统中跨磁盘分区重命名文件。Warnings may be generated if the destination filesystem
        doesn&#039;t permit <em>chown()</em> or
        <em>chmod()</em> system calls to be made on files —
        for example, if the destination filesystem is a FAT filesystem.
       </td>
      </tr>

     </tbody>
    
   </table>

  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.rename-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-2841">
    <p><strong>Example #1  <span class="function"><strong>rename()</strong></span> 例子</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />rename</span><span style="color: #007700">(</span><span style="color: #DD0000">"/tmp/tmp_file.txt"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"/home/user/login/docs/my_file.txt"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.rename-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="copy.html" class="function" rel="rdfs-seeAlso">copy()</a> - 拷贝文件</span></li>
    <li class="member"><span class="function"><a href="unlink.html" class="function" rel="rdfs-seeAlso">unlink()</a> - 删除文件</span></li>
    <li class="member"><span class="function"><a href="move_uploaded_file.html" class="function" rel="rdfs-seeAlso">move_uploaded_file()</a> - 将上传的文件移动到新位置</span></li>
   </ul>
  </p>
 </div>

</div></div></div></body></html>